docs: def phone_num_lists():
    """
    Gets a dictionary of 0-9 integer values (as Strings) mapped to their potential Backpage ad manifestations, such as "zer0" or "seven".
  
    Returns:
      dictionary of 0-9 integer values mapped to a list of strings containing the key's possible manifestations
  
    """
  
    all_nums = {}
    all_nums['2'] = ['2', 'two']
    all_nums['3'] = ['3', 'three']
    all_nums['4'] = ['4', 'four', 'fuor']
    all_nums['5'] = ['5', 'five', 'fith']
    all_nums['6'] = ['6', 'six']
    all_nums['7'] = ['7', 'seven', 'sven']
    all_nums['8'] = ['8', 'eight']
    all_nums['9'] = ['9', 'nine']
    all_nums['0'] = ['0', 'zero', 'zer0', 'oh', 'o']
    all_nums['1'] = ['1', 'one', '!' 'l', 'i']
  
    return all_nums